78907860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{438377}}^1$

素因数の和:438392

約数の個数: 36

約数和(自身を含む): 239354388

約数和(自身を除く): 160446528

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 438377, 876754, 1315131, 1753508, 2191885, 2630262, 3945393, 4383770, 5260524, 6575655, 7890786, 8767540, 13151310, 15781572, 19726965, 26302620, 39453930, 78907860]

約数ペア:

[(1, 78907860), (2, 39453930), (3, 26302620), (4, 19726965), (5, 15781572), (6, 13151310), (9, 8767540), (10, 7890786), (12, 6575655), (15, 5260524), (18, 4383770), (20, 3945393), (30, 2630262), (36, 2191885), (45, 1753508), (60, 1315131), (90, 876754), (180, 438377)]